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Now Playing: 7-16-13 Marketplace Morning Report: Cars, war spending, and spitballs

The difference between Americans and Europeans? We're buying new cars. Why war and wasteful spending seem to go hand in hand. And tonight, New York City is hosting the All-Star Game -- a baseball tradition going back 80 years. If you watch the players' mandibles, you might catch a glimpse of another tradition. Here's a hint: It led to the outlawed 'spitball.'